The biceps muscle extends from the shoulder to the lower arm and raises the lower arm. The ____ is
on the lower arm.
a. origin
b. elevator
c. fulcrum
d. insertion
e. flexor
D
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Halobacterium salinarum and certain other extreme halophiles carry out light-driven synthesis of ATP under what condition?
A) low oxygen concentrations B) low light C) high oxygen concentrations D) high carbon dioxide concentrations
The mycorrhizae found interacting with the roots of land plants are
a. pathogens, feeding on plant tissue they have damaged with toxins. b. parasites, draining sugar from the plant's vascular system. c. saprophytes, stripping dead tissue from the root. d. symbionts, facilitating the plant's uptake of minerals. e. commensals, exploiting a benign environment, but neither helping nor harming the plant.
A clumping reaction caused by antibodies in the blood plasma is
A. clotting. B. agglutination. C. constriction. D. atherosclerosis. E. inflammation.
Discuss some of the possible ways in which nonsense mutations can potentially be suppressed in a cell
What will be an ideal response?